National Oil and Hazardous Substances Pollution Contingency Plan; National Priorities List Update

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The Environmental Protection Agency (EPA) Region 3 announces the deletion of all portions of the Tobyhanna Army Depot Site except for contaminated groundwater plumes at OU1 and OU5 (Excluded Areas), from the National Priorities List (NPL). The NPL, promulgated pursuant to section 105 of the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) of 1980, as amended, 42 U.S.C. 9605, is codified at appendix B of the National Oil and Hazardous Substances Pollution Contingency Plan (NCP), 40 CFR part 300. This partial deletion is consistent with the EPA's Notice of Policy Change: Policy Regarding Partial Deletion of Sites Listed on the National Priorities List. This partial deletion pertains to all portions of the Tobyhanna Army Depot Site except for the Excluded Areas, which are undergoing natural attenuation and long-term monitoring. These Excluded Areas will remain on the NPL until the performance standards specified in the Records of Decision are met. With the concurrence of the Commonwealth of Pennsylvania through the Pennsylvania Department of Environmental Protection (PADEP), the EPA has determined that responsible parties have implemented all appropriate